<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Thanks a lot Carl Eugen for the helpful reply!</div><div class=""><br class=""></div><div class=""><blockquote type="cite" class="">Do you mean timestamps?<br class="">Generally, the container provides timestamps, mp2 is a codec.<br class="">For decoded audio, "counting" seems the right approach.</blockquote><br class=""></div><div class="">Yes, I meant timestamps. Ok, thanks, that makes sense that they are in the container. But was "decoded audio" a typo? We are talking about "mp2 encoded audio", right?</div><div class="">So you are saying that for the raw audiostream without container, "counting seems the right approach", correct?</div><div class=""><br class=""></div><div class="">I can get the container-format with 'ffprobe -show_format' , right? For my mp2-file in question it shows me</div><div class=""><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">format_long_name=MP2/3 (MPEG audio layer 2/3)</span></div></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">So it’s the same container as usual mp3-files and therefore should contain timestamps, is this correct?</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 12px;" class=""><blockquote type="cite" class=""><br class=""><a href="http://ffmpeg.org/pipermail/libav-user/2018-February/010945.html" class="">http://ffmpeg.org/pipermail/libav-user/2018-February/010945.html</a><br class=""></blockquote><br class="">I don't know the answer, you were using old FFmpeg (which is<br class="">not supported here) and it looked like "wrong mailing list“.</blockquote><br class=""></span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Oh, ok, sorry, had installed it last fall, wasn’t aware that it’s already old… Will get a new version. Thanks!</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">And about „wrong mailing list“, any recommendations for the correct one? </span>ffmpeg-devel?</div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><br class=""></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class="">Sebastian </div><br class=""></body></html>